Size: 12cm Insole length/4.72 in---9-12 months infant; 12.5cm Insole length/4.92 in---12-15 months infant; 13cm Insole length/5.12 in---15-18 months infant; 13.5cm Insole length/5.31 in---18-21 months infant; 14cm Insole length/5.51 in---21-24 months Toddler; 14.5cm Insole length/5.7 in---2-2.5 yearsToddler; 15cm Insole length/5.9 in---2.5-3 yearsToddler; Hope you have a wonderful shopping experience Healthy: The mild and breathable material will not harm your baby's skin. Baby can wear these first walkers sneakers to play freely, whether on the grass, garden or indoor Non-slip: These walking sneakers for baby feature soft Anti-Slip sole for maximum comfort and grip, adapting to any indoor outdoor surface. Hook-and-loop, easy to put on and take off Comfortable: Soft rubber sole makes the baby feel like stepping on the clouds. Light shoes can better protect your baby's feet. According to the baby's foot design, it can better promote the natural growth of the feet Perfect gift: Our baby girls tennis shoes are the best shoes for walking babies as birthday, newborn Shower gifts or toddlers gifts. Walking infant shoes can be matched with any clothing
✿Detailed size introduction:

12cm Insole length/4.72 inches--suitable for babies 9-12 months

12.5cm Insole length/4.92 inches--suitable for babies 12-15months

13cm Insole length/5.12 inches--suitable for babies 15-18months

13.5cm Insole length/ 5.31 inches-suitable for babies 18-21months

14cm Insole length/ 5.51 inches-suitable for babies 21-24months

14.5cm Insole length/5.7 in---2-2.5 yearsToddler

15cm Insole length/5.9 in---2.5-3 yearsToddler

✿Hope you have a wonderful shopping experience.